
public enum Direction {
	NORTH (0, 1, 0),
//	NORTHEAST(1, 1),
	EAST(1, 0, 1),
//	SOUTHEAST(1, -1),
	SOUTH(0, -1, 2),
//	SOUTHWEST(-1, -1),
	WEST(-1, 0, 3);
//	NORTHWEST(-1, 1);
	
	private final int x;
	private final int y;
	private final int index;
	
	Direction(int x, int y, int index){
		this.x = x;
		this.y = y;
		this.index = index;
	}
	
	public int getXDisplacement(){
		return this.x;
	}
	
	public int getYDisplacement(){
		return this.y;
	}
}
